Blood clots are formed by platelets and the plasma protein
A) thrombus.
B) fibrin.
C) erythropoietin.
D) fibrinogen.
Answer: D
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Individuals with a condition known as exercise intolerance suffer extreme fatigue from minimal exertion. Name the organelle that, if defective, is most likely to cause this condition. Explain your reasoning
What will be an ideal response?
Which of the following must occur in order to maintain a high pressure potential within guard cells?
A. Potassium ions must be actively transported out. B. Energy must be constantly expended. C. Water must exit guard cells by osmosis. D. Stomata must take up more oxygen and less carbon dioxide. E. The rate of transpiration must increase. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content · What do you already know about how guard cells function? How does it relate to the question? Consider Alternatives · What other information is related to the question? Which information is most useful? Choose Strategy · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Which of the following statements is (are)
INCORRECT about ricin?
a. Ricin is a naturally occurring toxic protein. b. The use of ricin as a weapon is banned by the Geneva Convention. c. Ricin does not have an antidote. d. Ricin is obtained from the castor-oil plant. e. Ricin stops protein synthesis by blocking the activity of DNA
Most protists are:a
aquatic. b. parasitic. c. terrestrial. d. arboreal. e. coenocytic